Home / 180,020.16-248,426.64-99,452.88

Finding the Fourth Proportional to 180,020.16, 248,426.64 and 99,452.88

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Solution

The fourth proportional to 180,020.16, 248,426.64 and 99,452.88 is: 137,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,020.16 : 248,426.64 = 99,452.88 : x
  2. Step 2: Convert to fraction form
    180,020.16/248,426.64 = 99,452.88/x
  3. Step 3: Cross multiply
    180,020.16x = 248,426.64 × 99,452.88
  4. Step 4: Simplify right side
    180,020.16x = 24,706,744,816.72
  5. Step 5: Solve for x
    x = 24,706,744,816.72/180,020.16
  6. Step 6: Final answer
    x = 137,244.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.